Sunday, December 31, 2017

December Queso

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uTorrent is KaZaAesque torrent stuff. authorize.net is a payment gateway. Zend is another OOP for the web framework. SparkNotes is some ...

Sometimes you can't drill into a FormGroup in Angular 4 without breaking the chain in half midstream. It's corny!

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Alright, this code is legit for slurping stuff back out of reactive forms: submit(): void {    let presidents:President[] = [];    let fo...
Saturday, December 30, 2017

Error: Cannot find control with unspecified name attribute

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Fix this Angular 4 error in reactive forms by removing some brackets. Something like this... <tr *ngFor="let lineItem of presidents...
Friday, December 29, 2017

getting started with generics in TypeScript

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where T : Whatever style C# generics have a sister in TypeScript. This will throw up an alert with "ROAR" in it! class Cat {   ...

How do I create a CanDeactivate guard with conditional logic in an Angular 4 application?

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Let's answer the question I posed yesterday here . To do so we are going to make an actual file for our guard and thus the provider in t...

Module '"C:/Users/tom.jaeschke/Documents/Whatever/src/app/components/whatever.model"' has no exported member 'Meh'.

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This is literally telling you that the path in one of your import statements is messed up. Nothing more. The path is 'Meh' is jacked...
Thursday, December 28, 2017

What do I do to sanity check the casting of an int to a string in JavaScript if I'm not supposed to use isNaN?

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On the other side of the casting you will end up with NaN if something went wrong and of course NaN is falsey, so just do a check to see if ...